package com.ruoyi.system.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.ruoyi.system.domain.Sign;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

@Mapper
public interface SignMapper extends BaseMapper<Sign> {
    int countTodayByLessonIdAndStudentId(@Param("lessonId") Integer lessonId, @Param("studentId") Integer studentId);

}
